Cleanup: replace StringIO seek() & read() with a call to getvalue()

release/scripts/modules/bl_ui_utils/bug_report_url.py

@@ -59,10 +59,8 @@ def url_prefill_from_blender(*, addon_info=None):
         "\n"
     )
 
-    fh.seek(0)
-
     form_number = 2 if addon_info else 1
     return (
         "https://developer.blender.org/maniphest/task/edit/form/%i?description=" % form_number +
-        urllib.parse.quote(fh.read())
+        urllib.parse.quote(fh.getvalue())
     )

release/scripts/modules/console_python.py

@@ -156,11 +156,8 @@ def execute(context, is_interactive):
     if _BPY_MAIN_OWN:
         sys.modules["__main__"] = main_mod_back
 
-    stdout.seek(0)
-    stderr.seek(0)
-
-    output = stdout.read()
-    output_err = stderr.read()
+    output = stdout.getvalue()
+    output_err = stderr.getvalue()
 
     # cleanup
     sys.last_traceback = None

tests/python/bl_pyapi_idprop_datablock.py

@@ -65,8 +65,7 @@ def expect_output_or_abort(*, fn, match_stderr=None, match_stdout=None):
     for (handle, match) in ((stdout, match_stdout), (stderr, match_stderr)):
         if not match:
             continue
-        handle.seek(0)
-        output = handle.read()
+        output = handle.getvalue()
         if not re.match(match, output):
             print_fail_msg_and_exit("%r not found in %r" % (match, output))